Results 111 to 120 of about 94,858 (343)

Estimation of process capability based on continuous and attribute data

open access: yesTehnički Glasnik, 2019
In the paper, a process capability and process performance analyses for continuous and attribute data are conducted by using an industry example. The inner diameter of the bearing rings is analysed by applying the normal capability analysis for the ...
Biserka Runje   +3 more
doaj   +1 more source

Finite subloops of units in an alternative loop ring [PDF]

open access: bronze, 1996
Edgar G. Goodaire, César Polcino Milies
openalex   +1 more source

The pyruvate generator is a common phenomenon in mitochondria from different rat and mouse brain regions

open access: yesFEBS Letters, EarlyView.
The pyruvate generator, which causes activation of respiration by extra‐mitochondrial Ca2+, is also present and functional in rat brainstem mitochondria, as it is in other brain regions. This finding is confirmed by experiments with a fully reconstituted malate–aspartate shuttle (MAS).
Grazyna Debska‐Vielhaber   +7 more
wiley   +1 more source

Jordan triple elementary maps on alternative rings [PDF]

open access: yes, 2014
Let ℜ and ℜ՛ be alternative rings. We study the additivity of surjective Jordan triple elementary maps of ℜ X ℜ՛. We prove that if R contains a non-trivial idempotent satisfying some conditions, then they are additives.Fundação de Amparo à Pesquisa do ...
Ferreira, Bruno L.M.   +2 more
core  

Application of [Hydroxy(tosyloxy)iodo]benzene in the Wittig-Ring Expansion Sequence for the Synthesis of β-Benzocyclo-alkenones from α-Benzocycloalkenones

open access: yesMolecules, 2005
The conversion of α-benzocycloalkenones to homologous β-benzocyclo-alkenones containing six, seven and eight-membered rings is reported. This wasaccomplished via a Wittig olefination-oxidative rearrangement sequence using[hydroxy(tosyloxy)iodo ...
G. Koser, M. Justik
doaj   +1 more source

Torsion Units in Alternative Loop Rings [PDF]

open access: bronze, 1989
Edgar G. Goodaire, César Polcino Milies
openalex   +1 more source

On free alternative rings

open access: yesJournal of Combinatorial Theory, 1967
AbstractAn example is presented that ansevers in the negative the question of whether the square of every commutator need always lie in the nucleus. Also, we show the existence of specific nilpotent elements in the free alternative ring on four or more generators, and prove abstractly the existence of an ideal I≠0, and I2=0.
Humm, Margaret M., Kleinfeld, Erwin
openaire   +2 more sources

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Group-graded rings and duality

open access: yes, 1985
We give an alternative construction of the duality between finite group actions and group gradings on rings which was shown by Cohen and Montgomery in [1]. This duality is then used to extend known results on skew group rings to corresponding results for
Declan Quinn
core   +1 more source

Experimental Characterization and Numerical Optimization of 3D-Printed PA6-CF External Fixator Rings

open access: yesJournal of Manufacturing and Materials Processing
This research investigated the feasibility of 3D-printed external fixator (EF) rings made from carbon fiber reinforced polyamide 6 (PA6-CF) as an alternative to the conventional metallic counterpart.
Ion Badea   +3 more
doaj   +1 more source

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